Home / 23,390.76-32,270.07-14,422.69

Finding the Fourth Proportional to 23,390.76, 32,270.07 and 14,422.69

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Solution

The fourth proportional to 23,390.76, 32,270.07 and 14,422.69 is: 19,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,390.76 : 32,270.07 = 14,422.69 : x
  2. Step 2: Convert to fraction form
    23,390.76/32,270.07 = 14,422.69/x
  3. Step 3: Cross multiply
    23,390.76x = 32,270.07 × 14,422.69
  4. Step 4: Simplify right side
    23,390.76x = 465,421,135.21
  5. Step 5: Solve for x
    x = 465,421,135.21/23,390.76
  6. Step 6: Final answer
    x = 19,897.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.